2051625012 has 96 divisors (see below), whose sum is σ = 5077008384. Its totient is φ = 643852800.

The previous prime is 2051625011. The next prime is 2051625029. The reversal of 2051625012 is 2105261502.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051625011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4737948 + ... + 4738380.

It is an arithmetic number, because the mean of its divisors is an integer number (52885504).

Almost surely, 2^2051625012 is an apocalyptic number.

It is an amenable number.

2051625012 is an abundant number, since it is smaller than the sum of its proper divisors (3025383372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2051625012 is a wasteful number, since it uses less digits than its factorization.

2051625012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789 (or 787 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 2051625012 is about 45294.8673913502. The cubic root of 2051625012 is about 1270.6696639812.

Adding to 2051625012 its reverse (2105261502), we get a palindrome (4156886514).

The spelling of 2051625012 in words is "two billion, fifty-one million, six hundred twenty-five thousand, twelve".